HuagongsheHuagongshe Chemistry Print Report · For research reference only
(S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-3-methyl-5-oxo-5,6-dihydropyridine-1 (2H)-carboxylate → (S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-3-isopropyl-5-oxo-5,6-dihydropyridine-1(2H)-carboxylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | (S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-3-methyl-5-oxo-5,6-dihydropyridine-1 (2H)-carboxylate | HCID 89852188 | — |
| Reactant | (6S)-tert-butyl 6-((tert-butyldimethylsilyloxy)methyl)-5-isopropyl-3-(trimethylsilyloxy)-5,6-dihydropyridine-1(2H)-carboxylate | HCID 89852312 | — |
| Product | (S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-3-isopropyl-5-oxo-5,6-dihydropyridine-1(2H)-carboxylate | HCID 89851363 | 14.32% |
Reaction Steps
(S)-tert-butyl 2-((tert-butyldimethylsilyloxy)methyl)-3-isopropyl-5-oxo-5,6-dihydropyridine-1(2H)-carboxylate (804 mg, 14.32%) (over two steps) was prepared as described in Intermediate 78 as a yellow oil, using (6S)-tert-butyl 6-((tert-butyldimethylsilyloxy)methyl)-5-isopropyl-3-(trimethylsilyloxy)-5,6-dihydropyridine-1(2H)-carboxylate (Intermediate 88, theoretically 6.7 g, 14.64 mmol).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US09309245B2 |
| Source dataset | uspto-grants-2016_04 |
| ORD ID | ord-6fc4327e32684d569932c0cac67f0a57 |
| Source note | uspto-grants-2016_04 |